Intel Parallel Studio - a tool you will want
I've been using the Beta of this tool for a while now and its amazing.
Do yourself a favour and download it - http://software.intel.com/en-us/intel-sdp-home/
Note: on the webpage it says that there is a non-commercial version, I'm not sure what the extent to that is as the page wouldn't load for me at the time of writing this.
Originally posted at http://msmvps.com/blogs/gbarnett. Please post all comments there. Thanks, Granville.